AI or ML Engineer

Job description

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale.

Join us to start Caring. Connecting. Growing together.

Primary Responsibilities

• Design, develop, and deploy Agentic AI and Digital Worker (ROVER) solutions to automate pharmacy operations and SOP-driven workflows
• Build and optimize AI/ML models, RAG pipelines, workflow orchestration, and tool execution frameworks for scalable production deployment Integrate AI agents with enterprise applications, APIs, and business systems to enable autonomous and governed task execution
• Develop, test, and maintain Python-based AI services, microservices, and MLOps pipelines Implement AI guardrails, ARS-based confidence scoring, human-in-the-loop reviews, and Responsible AI controls
• Monitor solution performance, accuracy, drift, and operational health using observability platforms and analytics
• Collaborate with business SMEs, product owners, data engineers, and platform teams to translate business requirements into AI-driven solutions
• Support production releases, issue resolution, continuous improvement, and scaling of Digital Worker capabilities across pharmacy use cases Comply with all applicable Company policies, procedures, and business directives, changes including those relating to work location, team assignments, work schedules, and flexible work arrangements Required Qualifications: Master's degree in computer science, Data Science, Artificial Intelligence, Engineering, or a related field
• 3+ years of experience in AI/ML engineering, software development, or intelligent automation Hands-on experience building and deploying ML models and production AI applications Experience with Generative AI, LLMs, RAG architectures, and AI agent frameworks Experience implementing Responsible AI controls, model validation, and human-in-the-loop workflows
• Knowledge of workflow orchestration, microservices, REST APIs, and automation platforms
• Familiarity with Azure AI services, MLOps, CI/CD, and monitoring/observability tools
• Solid proficiency in Python, API integration, and cloud-native application development
• Demonstrated solid problem-solving, communication, and cross-functional collaboration skills Preferred Qualification: Healthcare, Pharmacy, PBM, or Digital Worker automation experience At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone.

We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.